    <!DOCTYPE html>  
    <html>  
    <head>  
        <meta charset="UTF-8">  
        <title>Login</title>  
        <link rel="stylesheet" type="text/css" href="static/login.css"/>  
    </head>  
    <body>  
        <div id="login">  
            <h1>Login</h1>  
            <form method="post">  
                <input  type="text" name="username" placeholder="用户名"></input>  
                <input type="password" name="pwd"  placeholder="密码" ></input>  
                <button class="but" type="submit">登录</button>  
            </form>  
        </div>  
    </body>  
    </html>  

 